Who said "Friendship is overrated when you can be superior."?

This quote is attributed to Nelson Muntz.

Friendship is overrated when you can be superior. - Nelson Muntz

"Friendship is overrated when you can be superior."

Nelson Muntz Friendship

"Ha-ha!"

"Your tears of unfathomable sadness!"

"I'm gonna enjoy this, Bart. I'm gonna enjoy this a lot."

"Eat my shorts, Simpson!"

"Friendship is built on trust and honesty."

"True friendship is worth more than gold."

"Good friends are like stars, always there even when you can't see them."

"Friendship means sacrifice."